| Rating | Solver | Clue |
|---|---|---|
| ACID | Burning liquid | |
| ACIDIC | Burning from liquid | |
| HECTIC | Burning from liquid | |
| NICOTINE | An alkaloid which is the active principle of tobacco. It is a colorless, transparent, oily liquid, having an acrid odor, and an acrid burning taste. It is intensely poisonous. | |
| CREOSOTE | Wood-tar oil; an oily antiseptic liquid, of a burning smoky taste, colorless when pure, but usually colored yellow or brown by impurity or expo... | |
| TEMPERING | ...olor produced on a polished portion, or by the burning of oil. ... | |